v4l2: Merge v4l2_calls.h into gstv4l2object.h
First step of a larger cleanup, all function from v4l2_calls are in fact
methods on GstV4l2Object. This split makes the code really confusing.
This also remove no longer unused macros.
diff --git a/sys/v4l2/gstv4l2colorbalance.h b/sys/v4l2/gstv4l2colorbalance.h
index 2668906..90ba7ab 100644
--- a/sys/v4l2/gstv4l2colorbalance.h
+++ b/sys/v4l2/gstv4l2colorbalance.h
@@ -26,7 +26,8 @@
#include <gst/gst.h>
#include <gst/video/colorbalance.h>
-#include "v4l2_calls.h"
+
+#include "gstv4l2object.h"
G_BEGIN_DECLS